APA (7th ed.) Citation

SIMPSON, G. G. (1953). Life of the past - an introduction to paleotology - George Gaylord Simpson. Yale Univ. Press.

Chicago Style (17th ed.) Citation

SIMPSON, George Gaylord. Life of the Past - an Introduction to Paleotology - George Gaylord Simpson. Yale Univ. Press, 1953.

MLA (8th ed.) Citation

SIMPSON, George Gaylord. Life of the Past - an Introduction to Paleotology - George Gaylord Simpson. Yale Univ. Press, 1953.

Warning: These citations may not always be 100% accurate.